PROBLEM TO BE SOLVED: To produce trimethylindium that contains only about 50 ppm or less of oxygen (in the form of indium peroxide and indium oxide), in addition, exclude the possibility of including oxygen in the form of a coordinated ether bond. SOLUTION: Trimethylindium including no oxygen-contai ...

Compounds of the formula I ##STR1## are described in which at least one of the substituents R(1), R(2), R(3), R(4) and R(5) is a nitrogen-containing heterocyclic radical. They are outstanding cardiovascular therapeutic agents. They are obtained by reaction of a compound II ##STR2## with guanidine.

An online commerce system facilitates online commerce over a public network using an online commerce card. The "card" does not exist in physical form, but instead exists in digital form. The online commerce card is issued electronically to a customer by an issuing institution. The issued card is ass ...

Methods of playing games and gaming devices useful with playing games comprise a standard gaming unit, e.g., three reels, and a discernible additional payout indicator. The additional payout indicator comprises a value selector and a multiplier, wherein the multiplier comprises a pinball-type game. ...

A universal electronic transaction card ("UET card") is capable of serving as a number of different credit cards, bank cards, identification cards, employee cards, medical and health care management cards and the like. The UET card includes storage elements, an input interface, a processor, a displa ...

Birefringent multilayer optical films in which the refractive indices in the thickness direction of two adjacent layers are substantially matched have a Brewster angle (the angle at which reflectance of p-polarized light goes to zero) which is very large or is nonexistant. This allows for the constr ...

A homogenous polymer composition useful as a membrane for biosensors is disclosed. The polymer composition comprises the reaction products of a diisocyanate, a hydrophilic diol or diamine, and a silicone material. An aliphatic diol or diamine may also be included. Membranes prepared from the composi ...

A client-based filtering system compares portions of incoming and/or outgoing messages to filtering information in a filter database, and determines whether to block or allow incoming and/or outgoing transmissions of messages in response to the comparison. In response to a match between the portion ...

The computer document audio access and conversion system allows a user to access information originally formatted for audio/visual interfacing on a computer network via a simple telephone. Of course, files formatted specifically for audio interfacing can also be accessed by the system. A user can ca ...